There are four times as many pink windbreakers as brown windbreakers in a sale. If there are 180 pink and brown windbreakers altogether,
- how many pink windbreakers are there?
- how many more pink windbreakers than brown windbreakers?
(a)
Number of brown windbreakers = 1 u
Number of pink windbreakers
= 4 x 1 u
= 4 u
Total number of windbreakers
= 4 u + 1 u
= 5 u
5 u = 180
1 u = 180 ÷ 5 = 36
Number of pink windbreakers
= 4 u
= 4 x 36
= 144
(b)
Number of more pink windbreakers than brown windbreakers
= 4 u - 1 u
= 3 u
= 3 x 36
= 108
Answer(s): (a) 144; (b) 108